In the pet store, 1/6 of the puppies are black and 1/4 are white. what fraction of the puppies are black or white?

1. what is the measure of ∠abc? what is the measure of ∠abd?

Using pert, adam munson was able to determine that the expected project completion time for the construction of a pleasure yacht is 21 months, and the project variance is 4. a) what is the probability that the project will be completed in 17 months? b) what is the probability that the project will be completed in 20 months? c) what is the probability that the project will be completed in 23 months? d) what is the probability that the project will be completed in 25 months? e) what is the due date that yields a 95% chance of completion?

Heather is riding a quadratic function that represents a parabola that touches but does not cross the x-axis at x=-6